Hail in Mapleton · Mar 5, 2026
Convective day · Mar 5, 2026 · noon–noon UTC
Severity
The 8th most severe storm Mapleton has seen in the last 12 months
Overview's storm severity score weighs hailstone size, homes in the footprint, and ground-truth reports.
- Peak hail signal
- 0 /100
- Homes exposed
- 0 /100
- Ground truth
- 0 /100
Largest radar-indicated size — a signal of damage potential, not confirmation.
How many homes sit inside the storm's footprint.
Independent storm reports filed with the NWS.
Evidence / storm surfaces
How Mapleton saw the hail — from two instruments
Two instruments, one storm: NEXRAD logs the point signatures it detected overhead, while the estimated-size surface models how large the hail aloft could have grown. Agreement between them is not guaranteed — the gaps are where the model ran ahead of, or behind, the detections.
Radar signature field NEXRAD's hail signatures for this storm: the spots the radar detected from above. A detection overhead is not the same thing as a confirmed stone below.
Only the NEXRAD radar-signature surface resolved for Mar 5, 2026 — the estimated-size swath had no hail signal to model for this storm, so there is one map to show, not two.
The storm in context
Where Mar 5, 2026 sits in Mapleton's hail record.
This was Mapleton's 1st recorded hail day — the first hail day in our records for the city. By severity it ranks 8th of the 9 storms we have logged here. Radar put the day's largest stone over Mapleton at 0" — radar-estimated size aloft.
The Mar 5, 2026 convective day was bigger than Mapleton: the same system put hail over 343 other tracked cities, 73 of them in Iowa. Nearest: Little Sioux (26 miles southwest, up to 0.5"); Earling (30 miles southeast, up to 1"); Panama (36 miles south, up to 1").
These maps are stills. In the app this date is one of 9 Mapleton storm dates on a live map — both surfaces, the reports, and a replay — and the same map is where you draw the swath. This page rebuilds nightly.
Ground reports
What people on the ground reported
These are storm reports filed with the National Weather Service and released through the NOAA Storm Prediction Center — public-domain observations from spotters, the public, and NWS surveys. We quote each one exactly as filed.
For this storm over Mapleton, the NWS report log is empty — a common outcome, since ground reports only happen when someone witnesses the hail and takes the time to call it in. The detection record for the date lives in the radar maps above.
Below the severe threshold
What 0" hail means for Mapleton roofs.
Radar signals under three-quarters of an inch stay below the National Weather Service severe threshold and generally indicate lower roof risk. Older or already-worn materials can still show effects, but radar alone cannot determine whether a specific roof was damaged.
Radar reading · not confirmed damage
Mapleton hail history
Other storms in Mapleton.
Sep 6, 2026
0.5"
Estimated-size surface Jul 8, 2026
1.5"
Estimated-size surface Jul 4, 2026
1"
Estimated-size surface Jul 2, 2026
1"
Estimated-size surface Jul 1, 2026
0.5"
Estimated-size surface Jun 13, 2026
0.75"
Estimated-size surface May 15, 2026
Estimated-size surface Apr 23, 2026
2.5"The next storm won’t wait for you.
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